An Upland elementary school is on lockdown Friday following a shooting on campus that injured one person, police say.
Pepper Tree Elementary shut down around 4: 55 p.m. when the shooting at the school, located in the 1000 block of 18th Street, was reported, according to Upland police.
The incident is believed to be between a mother and daughter.
Officials say all teachers and children are OK. It is unclear who was struck by gunfire.
No other information was made immediately available.
DEVELOPING: We will provide more details to this report as soon as they are made available.